CN208311266U - A kind of permanent magnetism type magnetic suspension transverse bearing - Google Patents
A kind of permanent magnetism type magnetic suspension transverse bearing Download PDFInfo
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- CN208311266U CN208311266U CN201820678192.5U CN201820678192U CN208311266U CN 208311266 U CN208311266 U CN 208311266U CN 201820678192 U CN201820678192 U CN 201820678192U CN 208311266 U CN208311266 U CN 208311266U
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- ring
- steel
- outer ring
- inner ring
- magnet
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Abstract
A kind of permanent magnetism type magnetic suspension transverse bearing, belongs to technical field of bearings.It is characterized by: the outer ring assembly (1) includes the outer ring magnetic steel (8) of outer ring (7) and the annular being co-axially located in outer ring (7), outer ring magnetic steel (8) is connected with outer ring (7), the inner ring assembly (2) includes inner ring (3) and the inner ring steel magnet (4) for being co-axially located at the annular of inner ring (3) outside, inner ring steel magnet (4) is connected with inner ring (3), and inner ring steel magnet (4), which is co-axially located in outer ring magnetic steel (8) and rotates with outer ring magnetic steel (8), to be arranged；Inner ring steel magnet (4) and outer ring magnetic steel (8) are the annular being spliced by muti-piece arc magnet steel, and the polarity of inner ring steel magnet (4) outer wall magnetic pole is identical as the polarity of magnetic pole of outer ring magnetic steel (8) inner wall.Inner ring steel magnet and outer ring magnetic steel interval is arranged in this permanent magnetism type magnetic suspension transverse bearing, and when inner ring steel magnet and outer ring magnetic steel are relatively rotated, there is no contacts.
Description
Technical field
A kind of permanent magnetism type magnetic suspension transverse bearing, belongs to technical field of bearings.
Background technique
Existing all kinds of sliding bearings and rolling bearing are directly connect for sliding or roller between corresponding moving component
Touching, its advantage is that bearing capacity is strong, position precision is high, but because contacting with each other, frictional resistance is big, is also easy to produce mechanical wear and hair
Heat, there are mechanical oscillation, there is noise, are needed under normal circumstances using lubricant, and operating cost is high, and repair rate is high, service life
It is short.
Summary of the invention
Technical problem to be solved by the utility model is: overcome the deficiencies of the prior art and provide it is a kind of made by repulsion it is interior
Magnet steel and the setting of outer ring magnetic steel interval are enclosed, to bear the permanent magnetism type magnetic suspension transverse bearing of radial force caused by radial load.
The technical scheme adopted by the utility model to solve the technical problem is as follows: the permanent magnetism type magnetic suspension transverse bearing, packet
Include the outer ring assembly and inner ring assembly of coaxial arrangement, it is characterised in that: the outer ring assembly includes outer ring and is co-axially located at
The outer ring magnetic steel of annular in outer ring, outer ring magnetic steel are connected with outer ring, and the inner ring assembly includes inner ring and is co-axially located at
The inner ring steel magnet of annular outside inner ring, inner ring steel magnet is connected with inner ring, inner ring steel magnet be co-axially located at outer ring magnetic steel it is interior and with it is outer
Enclose magnet steel rotation setting；Inner ring steel magnet and outer ring magnetic steel are the annular being spliced by muti-piece arc magnet steel, inner ring steel magnet outer wall
The polarity of magnetic pole is identical as the polarity of the magnetic pole of outer ring magnetic steel inner wall.
Preferably, the both ends of the outer ring magnetic steel are equipped with outer ring end ring, and outer ring end ring is fixedly connected with outer ring；
The both ends of the inner ring steel magnet are provided with inner ring end ring, and inner ring end ring is fixedly connected with inner ring.
Preferably, the spacing of outer ring end ring described in two is gradually increased from the inside to the outside；Between two inner ring end ring
Away from being gradually reduced from the inside to the outside.
Preferably, the outer ring magnetic steel is axially spaced is provided with multistage, sets between every two sections of adjacent outer ring magnetic steels
Be equipped with outer ring grade between washer；
The inner ring steel magnet is axially spaced to be provided with multistage, is provided with inner ring between every two sections of adjacent inner ring steel magnets
Washer between grade.
Preferably, the internal diameter of the outer ring end ring is greater than the internal diameter of outer ring magnetic steel, and the outer diameter of the inner ring end ring is small
In the outer diameter of outer ring magnetic steel.
Preferably, the both ends of washer are taper between the described outer ring grade, and between the grade of outer ring washer axial length along remote
The direction of off-axis line gradually shortens；The both ends of washer are taper between the inner ring grade, and between inner ring grade washer axis it is long
Degree is progressively longer along the direction far from axis.
Preferably, outer ring partition, inner ring magnetic are provided between each adjacent two arc magnet steel of the outer ring magnetic steel
Inner ring partition is provided between each adjacent two arc magnet steel of steel, outer ring partition and inner ring partition are by permeability magnetic material system
At.
Preferably, the inner ring steel magnet and outer ring magnetic steel correspond.
Compared with prior art, beneficial effect possessed by the utility model is:
1, the outer ring magnetic steel of this permanent magnetism type magnetic suspension transverse bearing is mounted in outer ring, and inner ring is provided in inner ring steel magnet,
It is installed when installation by inner ring and outer ring, it is easy for installation, additionally it is possible to outer ring magnetic steel and inner ring steel magnet to be protected, due to inner ring
The polarity of the magnetic pole of magnet steel outer wall and the polarity of outer ring magnetic steel inner wall magnetic pole are on the contrary, to make inner ring steel magnet and outer ring magnetic steel interval
Setting does not generate noise, and will not generate heat, used when inner ring steel magnet and outer ring magnetic steel are relatively rotated there is no contact
It does not need to be lubricated in journey, use cost is low, and long service life, and inner ring steel magnet and outer ring magnetic steel are by muti-piece arc yet
The annular that shape magnet steel is spliced into, can guarantee the pole polarity of inner ring steel magnet outer wall and outer ring magnetic steel inner wall when magnetizing on the contrary, into
And guarantee inner ring steel magnet outer wall and the setting of outer ring magnetic steel inner wall interval.
2, outer ring magnetic steel is arranged between two outer ring end ring, and outer ring magnetic steel is fixed in outer ring end ring；Inner ring steel magnet
It is arranged between two inner ring end ring, inner ring steel magnet is fixed by two inner ring end ring, makes entire bearing good integrity.
3, the spacing of two outer ring end ring is gradually increased from the inside to the outside, outer ring magnetic steel can will be made to be pressed on outer ring inner wall；
The spacing of two inner ring end ring is gradually reduced from the inside to the outside, and inner ring steel magnet is pressed on interior ring outer wall.
4, since the length of magnet steel is limited by magnet charger, it is impossible to any value, when magnetic force is not able to satisfy actual requirement
When, then use fixed length magnet steel length multiplication principle design magnetic radial bearing to meet actual requirement, washer and interior between the grade of outer ring
Washer can be improved bearing load between circle grade；Inner ring steel magnet and outer ring magnetic steel correspond, and facilitate the length for adjusting bearing, in turn
Magnetic force is adjusted to bear radial load.
5, the internal diameter of outer ring end ring is greater than the internal diameter of outer ring magnetic steel, and the outer diameter of inner ring end ring is less than the outer diameter of inner ring steel magnet,
So as to avoid inner ring end ring from contacting with outer ring end ring and phase mutual friction.
6, washer can make outer ring magnetic steel be pressed on outer ring inner wall between the grade of outer ring, and washer can make inner ring steel magnet between inner ring grade
It is pressed on interior ring outer wall.
7, outer ring partition, which makes outer ring magnetic steel establish preferably magnetic circuit, inner ring partition, can make inner ring steel magnet establish more preferable earth magnetism
Road.
Detailed description of the invention
Fig. 1 is the main view schematic cross-sectional view of permanent magnetism type magnetic suspension transverse bearing.
Fig. 2 is the left view schematic diagram of permanent magnetism type magnetic suspension transverse bearing.
Fig. 3 is the main view schematic cross-sectional view of inner ring assembly.
Fig. 4 is the left view schematic diagram of inner ring assembly.
Fig. 5 is the main view schematic cross-sectional view of outer ring assembly.
Fig. 6 is the left view schematic diagram of outer ring assembly.
In figure: 1, being padded between outer ring assembly 2, inner ring assembly 3, inner ring 4, inner ring steel magnet 5, inner ring end ring 6, inner ring grade
Washer 10, outer ring end ring 11, outer ring partition 12, inner ring partition between circle 7, outer ring 8, outer ring magnetic steel 9, outer ring grade.
Specific embodiment
Fig. 1 ~ 6 are the most preferred embodiments of the utility model, and 1 ~ 6 pair of the utility model is done furtherly with reference to the accompanying drawing
It is bright.
A kind of permanent magnetism type magnetic suspension transverse bearing, outer ring assembly 1 and inner ring assembly 2 including coaxial arrangement, outer ring assembly 1
Outer ring magnetic steel 8 including outer ring 7 and the annular being co-axially located in outer ring 7, outer ring magnetic steel 8 are connected with outer ring 7, inner ring assembly
2 include the inner ring steel magnet 4 of inner ring 3 and the annular being co-axially located at outside inner ring 3, and inner ring steel magnet 4 is connected with inner ring 3, inner ring magnetic
Steel 4, which is co-axially located in outer ring magnetic steel 8 and rotates with outer ring magnetic steel 8, to be arranged；Inner ring steel magnet 4 and outer ring magnetic steel 8 are for by muti-piece
The polarity of the annular that arc magnet steel is spliced into, 4 outer wall magnetic pole of inner ring steel magnet is identical as the polarity of magnetic pole of 8 inner wall of outer ring magnetic steel.
The outer ring magnetic steel 8 of this permanent magnetism type magnetic suspension transverse bearing is mounted in outer ring 7, is provided with inner ring 3 in inner ring steel magnet 4, when installation
It is installed by inner ring 3 and outer ring 7, it is easy for installation, additionally it is possible to outer ring magnetic steel 8 and inner ring steel magnet 4 to be protected, due to inner ring magnetic
The polarity of the 8 inner wall magnetic pole of polarity and outer ring magnetic steel of the magnetic pole of 4 outer wall of steel is on the contrary, to make between inner ring steel magnet 4 and outer ring magnetic steel 8
Noise is not generated, and will not generate heat when inner ring steel magnet 4 and outer ring magnetic steel 8 are relatively rotated there is no contact every setting, made
With also not needing to be lubricated in the process, use cost is low, and long service life, and inner ring steel magnet 4 and outer ring magnetic steel 8 are served as reasons
The annular that muti-piece arc magnet steel is spliced into can guarantee the pole polarity of 8 inner wall of 4 outer wall of inner ring steel magnet and outer ring magnetic steel when magnetizing
On the contrary, guaranteeing 4 outer wall of inner ring steel magnet and the setting of 8 inner wall interval of outer ring magnetic steel in turn.
The utility model is described further combined with specific embodiments below, however persons familiar with the art should
Solution, is to preferably explain here in connection with the detailed description that attached drawing provides, the structure of the utility model has necessarily had exceeded
These embodiments of limit, and for some equivalents or common approach, it is no longer described in detail herein, but still fall within this
The protection scope of application.
Embodiment 1
As shown in Figure 1 and 2: inner ring steel magnet 4 is set in outside inner ring 3, and the inner wall of inner ring steel magnet 4 passes through binder and inner ring 3
Bonding.Outer ring magnetic steel 8 is coaxially set in outer ring 7, and the outer wall of outer ring magnetic steel 8 is bonded by binder and the inner wall of outer ring 7.
The outer diameter of inner ring steel magnet 4 is less than the internal diameter of outer ring magnetic steel 8, and inner ring steel magnet 4 is co-axially located in outer ring magnetic steel 8.Outside inner ring steel magnet 4
The polarity of wall magnetic pole and the polarity of 8 inner wall magnetic pole of outer ring magnetic steel on the contrary, be arranged to make inner ring steel magnet 4 and outer ring magnetic steel 8 be spaced,
When inner ring assembly 2 and outer ring assembly 1 relatively rotate, it will not generate heat, and noiseless, also not need the lubrication of lubricant.
The length of inner ring 3 and the equal length of outer ring 7, the length of inner ring steel magnet 4 and the equal length of outer ring magnetic steel 8,
Less than the length of inner ring 3, so as to be protected by inner ring 3 and outer ring 7 to inner ring steel magnet 4 and outer ring magnetic steel 8.
As shown in Fig. 3 ~ 4: the both ends of inner ring steel magnet 4 are provided with inner ring end ring 5, and the outer diameter of inner ring end ring 5 is less than inner ring
The outer diameter of magnet steel 4.The outer diameter of the both ends outer wall of inner ring 2 is less than the outer diameter at middle part, forms inner ring mounting portion, and inner ring end ring 5 is coaxial
It is set on the inner ring mounting portion of corresponding end, and is bonded by binder and inner ring mounting portion.The spacing of two inner ring end ring 5 by
Interior to outer to be gradually reduced, the end of inner ring steel magnet 4 is the taper matched with the inner ring end ring 5 of corresponding end, two inner ring end ring 5
It matches and inner ring steel magnet 4 is pressed on 3 outer wall of inner ring.
In the present embodiment, inner ring steel magnet 4 is provided with two sections, the equal length of both ends inner ring steel magnet 4, both ends inner ring steel magnet
Washer 6 between inner ring grade is provided between 4, the outer diameter of washer 6 is less than the outer diameter of inner ring steel magnet 4, washer 6 between inner ring grade between inner ring grade
It is bonded by binder and inner ring 3.
The both ends of washer 6 are taper between inner ring grade, and between inner ring grade washer 6 axial length along far from axis direction
It is progressively longer, an inner ring steel magnet 4, each inner ring end ring 5 are provided between each inner ring end ring 5 and inner ring grade between washer 6
Washer 6, which matches, between inner ring grade is pressed on inner ring steel magnet 4 on 3 outer wall of inner ring.
Inner ring steel magnet 4 is the annular being spliced by muti-piece arc magnet steel, and in the present embodiment, inner ring steel magnet 4 is by five pieces of arcs
Shape magnet steel is spliced.It is provided with one piece of inner ring partition 12 between per two blocks of adjacent arc magnet steel, inner ring partition 12 is along interior
Circle 3 is arranged radially, and inner ring partition 12 is made of permeability magnetic material.The outside of inner ring partition 12 is set lower than the outer wall of inner ring steel magnet 4
It sets.
As shown in Fig. 5 ~ 6: the both ends of outer ring magnetic steel 8 are provided with outer ring end ring 10, and the internal diameter of outer ring end ring 10 is greater than outer
Enclose the internal diameter of magnet steel 8.The internal diameter at 7 both ends of outer ring is greater than the internal diameter at middle part, forms outer ring mounting portion, and outer ring end ring 10 is coaxially disposed
It is bonded on the outer ring mounting portion of corresponding end, and through binder and outer ring mounting portion.The spacing of two outer ring end ring 10 is by interior
To being gradually increased outside, the end of outer ring magnetic steel 8 is the taper matched with the outer end end ring 10 of corresponding end, two outer ring end ring 10
It matches and is pressed on outer ring magnetic steel 8 on the inner wall of outer ring 7.
In the present embodiment, outer ring magnetic steel 8 is provided with both ends, the equal length of both ends outer ring magnetic steel 8, and outer ring magnetic steel 8
Length and inner ring steel magnet 4 equal length, washer 9 between the grade of outer ring, washer between the grade of outer ring are provided between both ends outer ring magnetic steel 8
9 internal diameter is greater than the internal diameter of outer ring magnetic steel 8, and washer 9 is bonded by binder and outer ring 7 between the grade of outer ring.
The both ends of washer 9 are taper between the grade of outer ring, and between the grade of outer ring washer 9 axial length along the direction far from axis
It gradually shortens, is provided with an outer ring magnetic steel 8, each outer ring end ring 10 between washer between each outer ring end ring 10 and outer ring grade
Washer 9, which matches, between the grade of outer ring is pressed on outer ring magnetic steel 8 on the inner wall of outer ring 7.
Outer ring magnetic steel is the annular being spliced by muti-piece arc magnet steel, and in the present embodiment, outer ring magnetic steel 8 is by six pieces of arcs
Magnet steel is spliced.It is provided with one piece of outer ring partition 11 between per two blocks of adjacent arc magnet steel, outer ring partition 11 is along outer ring 7
Be arranged radially, outer ring partition 11 is made of permeability magnetic material.The outside of outer ring partition 11 is arranged lower than the outer wall of outer ring magnetic steel 8.
Inner ring steel magnet 4 and outer ring magnetic steel 8 can also be respectively provided with three sections or more, between every two sections of adjacent inner ring steel magnets 4
Be provided with washer 6 between an inner ring grade, per two sections of adjacent outer ring magnetic steels 8 between be provided with washer 9 between an outer ring grade.
In use, axis is mounted in inner ring 3, outer ring is connected with swivel mount or fixed frame, to realize outer ring assembly 1 and interior
Enclose the relative rotation of assembly 2.
Embodiment 2
Embodiment 2 the difference from embodiment 1 is that: inner ring steel magnet 4 and outer ring magnetic steel 8 are provided only with one section, and do not set
Set between inner ring grade washer 9 between washer 6 and outer ring grade.
The above descriptions are merely preferred embodiments of the present invention, is not to make other forms to the utility model
Limitation, any person skilled in the art is changed or is modified as possibly also with the technology contents of the disclosure above equivalent
The equivalent embodiment of variation.But it is all without departing from the content of the technical scheme of the utility model, the technology according to the utility model is real
Matter any simple modification, equivalent variations and remodeling to the above embodiments, still fall within the guarantor of technical solutions of the utility model
Protect range.
Claims (8)
1. a kind of permanent magnetism type magnetic suspension transverse bearing, outer ring assembly (1) and inner ring assembly (2) including coaxial arrangement, feature
Be: the outer ring assembly (1) includes the outer ring magnetic steel (8) of outer ring (7) and the annular being co-axially located in outer ring (7), outside
Circle magnet steel (8) is connected with outer ring (7), and the inner ring assembly (2) includes inner ring (3) and is co-axially located at the ring of inner ring (3) outside
The inner ring steel magnet (4) of shape, inner ring steel magnet (4) are connected with inner ring (3), and inner ring steel magnet (4) is co-axially located in outer ring magnetic steel (8) simultaneously
It rotates and is arranged with outer ring magnetic steel (8)；Inner ring steel magnet (4) and outer ring magnetic steel (8) are the annular being spliced by muti-piece arc magnet steel,
The polarity of inner ring steel magnet (4) outer wall magnetic pole is identical as the polarity of magnetic pole of outer ring magnetic steel (8) inner wall.
2. permanent magnetism type magnetic suspension transverse bearing according to claim 1, it is characterised in that: the outer ring magnetic steel (8)
Both ends are equipped with outer ring end ring (10), and outer ring end ring (10) is fixedly connected with outer ring (7)；
The both ends of the inner ring steel magnet (4) are provided with inner ring end ring (5), and inner ring end ring (5) is fixedly connected with inner ring (3).
3. permanent magnetism type magnetic suspension transverse bearing according to claim 2, it is characterised in that: outer ring end ring described in two
(10) spacing is gradually increased from the inside to the outside；The spacing of two inner ring end ring (5) is gradually reduced from the inside to the outside.
4. permanent magnetism type magnetic suspension transverse bearing according to claim 1 or 2, it is characterised in that: the outer ring magnetic steel (8)
It is axially spaced to be provided with multistage, washer (9) between the grade of outer ring is provided between every two sections of adjacent outer ring magnetic steels (8)；
The inner ring steel magnet (4) is axially spaced to be provided with multistage, is provided between every two sections of adjacent inner ring steel magnets (4) interior
Washer (6) between circle grade.
5. permanent magnetism type magnetic suspension transverse bearing according to claim 2 or 3, it is characterised in that: the outer ring end ring
(10) internal diameter is greater than the internal diameter of outer ring magnetic steel (8), and the outer diameter of the inner ring end ring (5) is less than the outer of outer ring magnetic steel (8)
Diameter.
6. permanent magnetism type magnetic suspension transverse bearing according to claim 4, it is characterised in that: washer between the outer ring grade
(9) both ends are taper, and the axial length of washer (9) gradually shortens along the direction far from axis between the grade of outer ring；Described
The both ends of washer (6) are taper between inner ring grade, and between inner ring grade washer (6) axial length be along far from axis direction by
Gradual change is long.
7. permanent magnetism type magnetic suspension transverse bearing according to claim 1, it is characterised in that: the outer ring magnetic steel (8)
Be provided between each adjacent two arc magnet steel outer ring partition (11), each adjacent two arc magnet steel of inner ring steel magnet (4) it
Between be provided with inner ring partition (12), outer ring partition (11) and inner ring partition (12) are made of permeability magnetic material.
8. permanent magnetism type magnetic suspension transverse bearing according to claim 4, it is characterised in that: the inner ring steel magnet (4) with
Outer ring magnetic steel (8) corresponds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820678192.5U CN208311266U (en) | 2018-05-08 | 2018-05-08 | A kind of permanent magnetism type magnetic suspension transverse bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820678192.5U CN208311266U (en) | 2018-05-08 | 2018-05-08 | A kind of permanent magnetism type magnetic suspension transverse bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208311266U true CN208311266U (en) | 2019-01-01 |
Family
ID=64712328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820678192.5U Expired - Fee Related CN208311266U (en) | 2018-05-08 | 2018-05-08 | A kind of permanent magnetism type magnetic suspension transverse bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208311266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303120A (en) * | 2020-10-21 | 2021-02-02 | 驻马店职业技术学院 | Permanent magnet bearing for electric automobile |
-
2018
- 2018-05-08 CN CN201820678192.5U patent/CN208311266U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303120A (en) * | 2020-10-21 | 2021-02-02 | 驻马店职业技术学院 | Permanent magnet bearing for electric automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 Termination date: 20200508 |